Home / 5,412.25-7,468.91-3,054.34

Finding the Fourth Proportional to 5,412.25, 7,468.91 and 3,054.34

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Solution

The fourth proportional to 5,412.25, 7,468.91 and 3,054.34 is: 4,214.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,412.25 : 7,468.91 = 3,054.34 : x
  2. Step 2: Convert to fraction form
    5,412.25/7,468.91 = 3,054.34/x
  3. Step 3: Cross multiply
    5,412.25x = 7,468.91 × 3,054.34
  4. Step 4: Simplify right side
    5,412.25x = 22,812,590.57
  5. Step 5: Solve for x
    x = 22,812,590.57/5,412.25
  6. Step 6: Final answer
    x = 4,214.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.